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مشاهدة النسخة كاملة : Covid-19: US agencies call for pause in Johnson & Johnson vaccine


BECKHAM
13-04-2021, 04:00 PM
Federal agencies act out of an "abundance of caution" after extremely rare cases of blood clotting.

for more... (https://www.bbc.co.uk/news/world-us-canada-56733715)